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courses:mapreduce-tutorial:running-jobs [2012/02/05 21:06]
straka 		courses:mapreduce-tutorial:running-jobs [2012/02/05 21:14]
straka
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 ===== Run Perl jobs ===== ===== Run Perl jobs =====
 +Choosing mode of operation:
 | ^ Command ^ | ^ Command ^
-^ Run locally | ''perl script.pl input output''|+^ Run locally | ''perl script.pl input output'' | 
 +^ Run using specified jobtracker | ''perl script.pl -jt jobtracker:port input output'' | 
 +^ Run job in dedicated cluster | ''perl script.pl -c number_of_machines input output'' | 
 +^ Run job in dedicated cluster and after it finishes, \\ wait for //W// seconds before stopping the cluster | ''perl script.pl -c number_of_machines -w W_seconds input output'' | 
 + 
 +Specifying number of mappers and reducers: 
 +| ^ Command ^ 
 +^ Run using //R// reducers \\ (//R//>1 not working when running locally)| ''perl -r R script.pl input output'' | 
 +^ Run using //M// mappers | ''perl script.pl `/net/projects/hadoop/bin/compute-splitsize input M` input output'' |

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